EP4024385A4 - Système de projection, dispositif de commande de système de projection, procédé de projection et programme - Google Patents

Système de projection, dispositif de commande de système de projection, procédé de projection et programme Download PDF

Info

Publication number
EP4024385A4
EP4024385A4 EP20856478.1A EP20856478A EP4024385A4 EP 4024385 A4 EP4024385 A4 EP 4024385A4 EP 20856478 A EP20856478 A EP 20856478A EP 4024385 A4 EP4024385 A4 EP 4024385A4
Authority
EP
European Patent Office
Prior art keywords
projection
projection system
program
control device
system control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP20856478.1A
Other languages
German (de)
English (en)
Other versions
EP4024385B1 (fr
EP4024385A1 (fr
Inventor
Shingo Kagami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tohoku University NUC
Original Assignee
Tohoku University NUC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tohoku University NUC filed Critical Tohoku University NUC
Publication of EP4024385A1 publication Critical patent/EP4024385A1/fr
Publication of EP4024385A4 publication Critical patent/EP4024385A4/fr
Application granted granted Critical
Publication of EP4024385B1 publication Critical patent/EP4024385B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3185—Geometric adjustment, e.g. keystone or convergence
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2513—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object with several lines being projected in more than one direction, e.g. grids, patterns
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/80—Geometric correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/521—Depth or shape recovery from laser ranging, e.g. using interferometry; from the projection of structured light
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3191—Testing thereof
    • H04N9/3194—Testing thereof including sensor feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Transforming Electric Information Into Light Information (AREA)
EP20856478.1A 2019-08-29 2020-08-28 Système de projection, dispositif de commande de système de projection, procédé de projection et programme Active EP4024385B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019156876 2019-08-29
PCT/JP2020/032650 WO2021039977A1 (fr) 2019-08-29 2020-08-28 Système de projection, dispositif de commande de système de projection, procédé de projection et programme

Publications (3)

Publication Number Publication Date
EP4024385A1 EP4024385A1 (fr) 2022-07-06
EP4024385A4 true EP4024385A4 (fr) 2023-08-30
EP4024385B1 EP4024385B1 (fr) 2025-03-26

Family

ID=74685159

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20856478.1A Active EP4024385B1 (fr) 2019-08-29 2020-08-28 Système de projection, dispositif de commande de système de projection, procédé de projection et programme

Country Status (4)

Country Link
US (1) US11838696B2 (fr)
EP (1) EP4024385B1 (fr)
JP (2) JP7599717B2 (fr)
WO (1) WO2021039977A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024056522A (ja) * 2022-10-11 2024-04-23 セイコーエプソン株式会社 表示画像の調整方法、表示システム、及び情報処理用プログラム
KR20250062248A (ko) * 2023-10-30 2025-05-08 삼성전자주식회사 프로젝터 및 그 제어 방법

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100201894A1 (en) * 2008-05-21 2010-08-12 Panasonic Corporation Projector
US20180101962A1 (en) * 2016-10-06 2018-04-12 Fanuc Corporation Projection pattern creation apparatus and three-dimensional measuring apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8406562B2 (en) 2006-08-11 2013-03-26 Geo Semiconductor Inc. System and method for automated calibration and correction of display geometry and color
TWI411967B (zh) 2006-08-11 2013-10-11 Geo Semiconductor Inc 用於顯示器幾何及色彩自動校準及校正之系統與方法
US8641203B2 (en) * 2008-06-17 2014-02-04 The Invention Science Fund I, Llc Methods and systems for receiving and transmitting signals between server and projector apparatuses
US9369658B2 (en) * 2014-01-20 2016-06-14 Lenovo (Singapore) Pte. Ltd. Image correction of surface projected image
JP2016096516A (ja) * 2014-11-17 2016-05-26 株式会社東芝 画像処理装置、画像投影システム、画像処理方法およびプログラム
JP6601790B2 (ja) 2015-06-30 2019-11-06 パナソニックＩｐマネジメント株式会社 リアルタイム計測投影装置及び三次元投影計測装置
JP2017215374A (ja) * 2016-05-30 2017-12-07 パナソニックＩｐマネジメント株式会社 画像投影システムおよび画像投影方法
JP2019156876A (ja) 2018-03-07 2019-09-19 信越ポリマー株式会社 自己接着部材およびその固定方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100201894A1 (en) * 2008-05-21 2010-08-12 Panasonic Corporation Projector
US20180101962A1 (en) * 2016-10-06 2018-04-12 Fanuc Corporation Projection pattern creation apparatus and three-dimensional measuring apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021039977A1 *

Also Published As

Publication number Publication date
JP2024150737A (ja) 2024-10-23
US20220201263A1 (en) 2022-06-23
US11838696B2 (en) 2023-12-05
EP4024385B1 (fr) 2025-03-26
JP7761299B2 (ja) 2025-10-28
EP4024385A1 (fr) 2022-07-06
JP7599717B2 (ja) 2024-12-16
JPWO2021039977A1 (fr) 2021-03-04
WO2021039977A1 (fr) 2021-03-04

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